Focus on Cellulose ethers

Waa maxay Farqiga u dhexeeya HPMC iyo HEC?

HPMC waa Hydroxypropyl methyl cellulose ether iyo HEC waa hydroxyethyl cellulose ether.

Hordhac Hydroxypropyl methyl cellulose (HPMC):

1, warshadaha dhismaha: sida biyaha iyo slurry slurry biyaha wakiilka, dib u dhigista si ay u sameeyaan bamgareynta slurry.Malaasinta, gypsum-ka, budada suufka ah ama agabka kale ee dhismaha sida koollada, wanaaji dhoobada oo kordhiya wakhtiga qalliinka.Loo isticmaalo dhejinta dhoobada dhoobada, marmar, qurxinta caaga ah, wakiilka xoojinta koollada, weli waxay yareyn kartaa qiyaasta sibidhka.HPMCWaxqabadka xajinta biyaha ayaa ka dhigaysa slurry ka dib codsiga ma noqon doonto sababtoo ah engegan aad u degdeg badan iyo dildilaac, kor loogu qaado xoogga ka dib qallafsanaan.

2, wax soo saarka dhoobada: si ballaaran loo isticmaalo sida xabagta ee wax soo saarka dhoobada.

3, warshadaha daahan: in warshadaha daahan sida dhumuc weyn, dispersant iyo stabilizer, biyo ama dareere organic leeyihiin milmi wanaagsan.Sida rinji-saar.

4, daabacaadda khad: in warshadaha khad sida dhumuc weyn, kala firdhiyey iyo stabilizer, in biyaha ama dareerayaasha organic leeyihiin milmi wanaagsan.

5, caag: samaynta wakiilka sii daayo, jilcisa, saliidaha, iwm.

6, PVC: wax soo saarka PVC sida kala firdhiso ah, diyaarinta polymerization hakinta ee caawiyayaasha ugu weyn ee PVC.7, Kuwa kale: sheygan ayaa sidoo kale si ballaaran loo isticmaalaa maqaarka, warshadaha wax soo saarka waraaqaha, miraha iyo khudaarta ilaalinta iyo warshadaha dharka

Hordhaca Hydroxyethyl cellulose (HEC):

HEC Hydroxyethyl cellulose, sida nooc ka mid ah surfactant nonionic, ka sokow dhumucdi, sabbayn, sabayn, iyo filim samaynta, kala firdhiso, biyaha, iyo bixinta kolloid ah ilaalinta, sidoo kale waxay leedahay sifooyinka soo socda:

1, HEC ku milmay biyo kulul ama biyo qabow, kulul ama karkarin aan roob lahayn, waxay ka dhigaysaa inay leedahay noocyo kala duwan oo milmayn iyo guryaha viscosity, iyo jel aan kulayl ahayn;

2, non-ionic waxay la noolaan kartaa tiro balaadhan oo ah polymers kale oo biyo-milmi leh, surfactants, cusbada, waa dhumuc weyn oo kolloidal ah oo ka kooban fiirsashada sare ee dareeraha elektrolytka;

3, awoodda xajinta biyaha ayaa laba jeer ka sarreeya methyl cellulose, oo leh nidaaminta qulqulka wanaagsan, 4, awoodda kala firdhinta HEC marka la barbardhigo methyl cellulose la aqoonsaday iyo hydroxypropyl methyl cellulose awoodda faafinta ayaa ah tan ugu xun, laakiin awoodda ilaalinta kolloidal waa tan ugu xooggan.

Isticmaalka: guud ahaan loo isticmaalo sida wakiilka dhumuc, wakiilka ilaalinta, koollada, stabilizer iyo wax lagu daro diyaarinta emulsion, jelly, boomaato, looshan, wakiilka indhaha nadiifinta, suppository iyo kiniin, sidoo kale loo isticmaalo sida jel hydrophilic, qalab qalfoof, diyaarinta nooca qalfoofka sii daayo waarta. diyaarinta, sidoo kale waxaa loo isticmaali karaa xasiliye ahaan cuntada.


Waqtiga boostada: Abriil-15-2022
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